diff --git a/src/chunk.c b/src/chunk.c
index 797bd341..b0641294 100644
--- a/src/chunk.c
+++ b/src/chunk.c
@@ -38,17 +38,17 @@ chunk_alloc(size_t size, size_t alignment, bool base, bool *zero)
 	if (config_dss) {
 		ret = chunk_alloc_dss(size, alignment, zero);
 		if (ret != NULL)
-			goto RETURN;
+			goto label_return;
 	}
 	ret = chunk_alloc_mmap(size, alignment);
 	if (ret != NULL) {
 		*zero = true;
-		goto RETURN;
+		goto label_return;
 	}
 
 	/* All strategies for allocation failed. */
 	ret = NULL;
-RETURN:
+label_return:
 	if (config_ivsalloc && base == false && ret != NULL) {
 		if (rtree_set(chunks_rtree, (uintptr_t)ret, ret)) {
 			chunk_dealloc(ret, size, true);
diff --git a/src/chunk_dss.c b/src/chunk_dss.c
index a81a271c..ccd86b91 100644
--- a/src/chunk_dss.c
+++ b/src/chunk_dss.c
@@ -293,11 +293,11 @@ chunk_dealloc_dss(void *chunk, size_t size)
 			madvise(chunk, size, MADV_DONTNEED);
 
 		ret = false;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = true;
-RETURN:
+label_return:
 	malloc_mutex_unlock(&dss_mtx);
 	return (ret);
 }
diff --git a/src/ckh.c b/src/ckh.c
index 39925ced..169fc0d4 100644
--- a/src/ckh.c
+++ b/src/ckh.c
@@ -267,12 +267,12 @@ ckh_grow(ckh_t *ckh)
 		usize = sa2u(sizeof(ckhc_t) << lg_curcells, CACHELINE, NULL);
 		if (usize == 0) {
 			ret = true;
-			goto RETURN;
+			goto label_return;
 		}
 		tab = (ckhc_t *)ipalloc(usize, CACHELINE, true);
 		if (tab == NULL) {
 			ret = true;
-			goto RETURN;
+			goto label_return;
 		}
 		/* Swap in new table. */
 		ttab = ckh->tab;
@@ -292,7 +292,7 @@ ckh_grow(ckh_t *ckh)
 	}
 
 	ret = false;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -385,16 +385,16 @@ ckh_new(ckh_t *ckh, size_t minitems, ckh_hash_t *hash, ckh_keycomp_t *keycomp)
 	usize = sa2u(sizeof(ckhc_t) << lg_mincells, CACHELINE, NULL);
 	if (usize == 0) {
 		ret = true;
-		goto RETURN;
+		goto label_return;
 	}
 	ckh->tab = (ckhc_t *)ipalloc(usize, CACHELINE, true);
 	if (ckh->tab == NULL) {
 		ret = true;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = false;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -466,12 +466,12 @@ ckh_insert(ckh_t *ckh, const void *key, const void *data)
 	while (ckh_try_insert(ckh, &key, &data)) {
 		if (ckh_grow(ckh)) {
 			ret = true;
-			goto RETURN;
+			goto label_return;
 		}
 	}
 
 	ret = false;
-RETURN:
+label_return:
 	return (ret);
 }
 
diff --git a/src/ctl.c b/src/ctl.c
index 1aaf1971..a75ffef3 100644
--- a/src/ctl.c
+++ b/src/ctl.c
@@ -546,7 +546,7 @@ ctl_init(void)
 		    (narenas + 1) * sizeof(ctl_arena_stats_t));
 		if (ctl_stats.arenas == NULL) {
 			ret = true;
-			goto RETURN;
+			goto label_return;
 		}
 		memset(ctl_stats.arenas, 0, (narenas + 1) *
 		    sizeof(ctl_arena_stats_t));
@@ -561,7 +561,7 @@ ctl_init(void)
 			for (i = 0; i <= narenas; i++) {
 				if (ctl_arena_init(&ctl_stats.arenas[i])) {
 					ret = true;
-					goto RETURN;
+					goto label_return;
 				}
 			}
 		}
@@ -573,7 +573,7 @@ ctl_init(void)
 	}
 
 	ret = false;
-RETURN:
+label_return:
 	malloc_mutex_unlock(&ctl_mtx);
 	return (ret);
 }
@@ -593,7 +593,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 	elen = (size_t)((uintptr_t)dot - (uintptr_t)elm);
 	if (elen == 0) {
 		ret = ENOENT;
-		goto RETURN;
+		goto label_return;
 	}
 	node = super_root_node;
 	for (i = 0; i < *depthp; i++) {
@@ -618,7 +618,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 			}
 			if (node == pnode) {
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 		} else {
 			uintmax_t index;
@@ -628,7 +628,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 			index = malloc_strtoumax(elm, NULL, 10);
 			if (index == UINTMAX_MAX || index > SIZE_T_MAX) {
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 
 			inode = &node->u.named.children[0];
@@ -636,7 +636,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 			    (size_t)index);
 			if (node == NULL) {
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 
 			if (nodesp != NULL)
@@ -652,7 +652,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 				 * in this path through the tree.
 				 */
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 			/* Complete lookup successful. */
 			*depthp = i + 1;
@@ -663,7 +663,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 		if (*dot == '\0') {
 			/* No more elements. */
 			ret = ENOENT;
-			goto RETURN;
+			goto label_return;
 		}
 		elm = &dot[1];
 		dot = ((tdot = strchr(elm, '.')) != NULL) ? tdot :
@@ -672,7 +672,7 @@ ctl_lookup(const char *name, ctl_node_t const **nodesp, size_t *mibp,
 	}
 
 	ret = 0;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -687,22 +687,22 @@ ctl_byname(const char *name, void *oldp, size_t *oldlenp, void *newp,
 
 	if (ctl_initialized == false && ctl_init()) {
 		ret = EAGAIN;
-		goto RETURN;
+		goto label_return;
 	}
 
 	depth = CTL_MAX_DEPTH;
 	ret = ctl_lookup(name, nodes, mib, &depth);
 	if (ret != 0)
-		goto RETURN;
+		goto label_return;
 
 	if (nodes[depth-1]->ctl == NULL) {
 		/* The name refers to a partial path through the ctl tree. */
 		ret = ENOENT;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = nodes[depth-1]->ctl(mib, depth, oldp, oldlenp, newp, newlen);
-RETURN:
+label_return:
 	return(ret);
 }
 
@@ -713,11 +713,11 @@ ctl_nametomib(const char *name, size_t *mibp, size_t *miblenp)
 
 	if (ctl_initialized == false && ctl_init()) {
 		ret = EAGAIN;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = ctl_lookup(name, NULL, mibp, miblenp);
-RETURN:
+label_return:
 	return(ret);
 }
 
@@ -731,7 +731,7 @@ ctl_bymib(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 
 	if (ctl_initialized == false && ctl_init()) {
 		ret = EAGAIN;
-		goto RETURN;
+		goto label_return;
 	}
 
 	/* Iterate down the tree. */
@@ -741,7 +741,7 @@ ctl_bymib(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 			/* Children are named. */
 			if (node->u.named.nchildren <= mib[i]) {
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 			node = &node->u.named.children[mib[i]];
 		} else {
@@ -752,7 +752,7 @@ ctl_bymib(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 			node = inode->u.indexed.index(mib, miblen, mib[i]);
 			if (node == NULL) {
 				ret = ENOENT;
-				goto RETURN;
+				goto label_return;
 			}
 		}
 	}
@@ -761,11 +761,11 @@ ctl_bymib(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	if (node->ctl == NULL) {
 		/* Partial MIB. */
 		ret = ENOENT;
-		goto RETURN;
+		goto label_return;
 	}
 	ret = node->ctl(mib, miblen, oldp, oldlenp, newp, newlen);
 
-RETURN:
+label_return:
 	return(ret);
 }
 
@@ -787,14 +787,14 @@ ctl_boot(void)
 #define	READONLY()	do {						\
 	if (newp != NULL || newlen != 0) {				\
 		ret = EPERM;						\
-		goto RETURN;						\
+		goto label_return;						\
 	}								\
 } while (0)
 
 #define	WRITEONLY()	do {						\
 	if (oldp != NULL || oldlenp != NULL) {				\
 		ret = EPERM;						\
-		goto RETURN;						\
+		goto label_return;						\
 	}								\
 } while (0)
 
@@ -810,7 +810,7 @@ ctl_boot(void)
 			    ? sizeof(t) : *oldlenp;			\
 			memcpy(oldp, (void *)&v, copylen);		\
 			ret = EINVAL;					\
-			goto RETURN;					\
+			goto label_return;					\
 		} else							\
 			*(t *)oldp = v;					\
 	}								\
@@ -820,7 +820,7 @@ ctl_boot(void)
 	if (newp != NULL) {						\
 		if (newlen != sizeof(t)) {				\
 			ret = EINVAL;					\
-			goto RETURN;					\
+			goto label_return;					\
 		}							\
 		v = *(t *)newp;						\
 	}								\
@@ -847,7 +847,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, t);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	if (l)								\
 		malloc_mutex_unlock(&ctl_mtx);				\
 	return (ret);							\
@@ -869,7 +869,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, t);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	malloc_mutex_unlock(&ctl_mtx);					\
 	return (ret);							\
 }
@@ -888,7 +888,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, t);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	malloc_mutex_unlock(&ctl_mtx);					\
 	return (ret);							\
 }
@@ -912,7 +912,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, t);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	return (ret);							\
 }
 
@@ -929,7 +929,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, t);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	return (ret);							\
 }
 
@@ -946,7 +946,7 @@ n##_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,	\
 	READ(oldval, bool);						\
 									\
 	ret = 0;							\
-RETURN:									\
+label_return:									\
 	return (ret);							\
 }
 
@@ -967,7 +967,7 @@ epoch_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	READ(ctl_epoch, uint64_t);
 
 	ret = 0;
-RETURN:
+label_return:
 	malloc_mutex_unlock(&ctl_mtx);
 	return (ret);
 }
@@ -986,13 +986,13 @@ thread_tcache_enabled_ctl(const size_t *mib, size_t miblen, void *oldp,
 	if (newp != NULL) {
 		if (newlen != sizeof(bool)) {
 			ret = EINVAL;
-			goto RETURN;
+			goto label_return;
 		}
 		tcache_enabled_set(*(bool *)newp);
 	}
 	READ(oldval, bool);
 
-RETURN:
+label_return:
 	ret = 0;
 	return (ret);
 }
@@ -1011,7 +1011,7 @@ thread_tcache_flush_ctl(const size_t *mib, size_t miblen, void *oldp,
 	tcache_flush();
 
 	ret = 0;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -1031,7 +1031,7 @@ thread_arena_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 		if (newind >= narenas) {
 			/* New arena index is out of range. */
 			ret = EFAULT;
-			goto RETURN;
+			goto label_return;
 		}
 
 		/* Initialize arena if necessary. */
@@ -1040,7 +1040,7 @@ thread_arena_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 		    arenas_extend(newind)) == NULL) {
 			malloc_mutex_unlock(&arenas_lock);
 			ret = EAGAIN;
-			goto RETURN;
+			goto label_return;
 		}
 		assert(arena == arenas[newind]);
 		arenas[oldind]->nthreads--;
@@ -1059,7 +1059,7 @@ thread_arena_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	}
 
 	ret = 0;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -1156,7 +1156,7 @@ arenas_initialized_ctl(const size_t *mib, size_t miblen, void *oldp,
 	for (i = 0; i < nread; i++)
 		((bool *)oldp)[i] = ctl_stats.arenas[i].initialized;
 
-RETURN:
+label_return:
 	malloc_mutex_unlock(&ctl_mtx);
 	return (ret);
 }
@@ -1180,7 +1180,7 @@ arenas_purge_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	WRITE(arena, unsigned);
 	if (newp != NULL && arena >= narenas) {
 		ret = EFAULT;
-		goto RETURN;
+		goto label_return;
 	} else {
 		arena_t *tarenas[narenas];
 
@@ -1202,7 +1202,7 @@ arenas_purge_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	}
 
 	ret = 0;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -1232,7 +1232,7 @@ prof_active_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 	READ(oldval, bool);
 
 	ret = 0;
-RETURN:
+label_return:
 	malloc_mutex_unlock(&ctl_mtx);
 	return (ret);
 }
@@ -1252,11 +1252,11 @@ prof_dump_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
 
 	if (prof_mdump(filename)) {
 		ret = EFAULT;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = 0;
-RETURN:
+label_return:
 	return (ret);
 }
 
@@ -1354,11 +1354,11 @@ stats_arenas_i_index(const size_t *mib, size_t miblen, size_t i)
 	malloc_mutex_lock(&ctl_mtx);
 	if (ctl_stats.arenas[i].initialized == false) {
 		ret = NULL;
-		goto RETURN;
+		goto label_return;
 	}
 
 	ret = super_stats_arenas_i_node;
-RETURN:
+label_return:
 	malloc_mutex_unlock(&ctl_mtx);
 	return (ret);
 }
diff --git a/src/jemalloc.c b/src/jemalloc.c
index e0510209..cde998c4 100644
--- a/src/jemalloc.c
+++ b/src/jemalloc.c
@@ -742,7 +742,7 @@ je_malloc(size_t size)
 
 	if (malloc_init()) {
 		ret = NULL;
-		goto OOM;
+		goto label_oom;
 	}
 
 	if (size == 0)
@@ -753,7 +753,7 @@ je_malloc(size_t size)
 		PROF_ALLOC_PREP(1, usize, cnt);
 		if (cnt == NULL) {
 			ret = NULL;
-			goto OOM;
+			goto label_oom;
 		}
 		if (prof_promote && (uintptr_t)cnt != (uintptr_t)1U && usize <=
 		    SMALL_MAXCLASS) {
@@ -768,7 +768,7 @@ je_malloc(size_t size)
 		ret = imalloc(size);
 	}
 
-OOM:
+label_oom:
 	if (ret == NULL) {
 		if (config_xmalloc && opt_xmalloc) {
 			malloc_write("<jemalloc>: Error in malloc(): "
@@ -822,14 +822,14 @@ imemalign(void **memptr, size_t alignment, size_t size,
 			}
 			result = NULL;
 			ret = EINVAL;
-			goto RETURN;
+			goto label_return;
 		}
 
 		usize = sa2u(size, alignment, NULL);
 		if (usize == 0) {
 			result = NULL;
 			ret = ENOMEM;
-			goto RETURN;
+			goto label_return;
 		}
 
 		if (config_prof && opt_prof) {
@@ -864,13 +864,13 @@ imemalign(void **memptr, size_t alignment, size_t size,
 			abort();
 		}
 		ret = ENOMEM;
-		goto RETURN;
+		goto label_return;
 	}
 
 	*memptr = result;
 	ret = 0;
 
-RETURN:
+label_return:
 	if (config_stats && result != NULL) {
 		assert(usize == isalloc(result));
 		thread_allocated_tsd_get()->allocated += usize;
@@ -918,7 +918,7 @@ je_calloc(size_t num, size_t size)
 	if (malloc_init()) {
 		num_size = 0;
 		ret = NULL;
-		goto RETURN;
+		goto label_return;
 	}
 
 	num_size = num * size;
@@ -927,7 +927,7 @@ je_calloc(size_t num, size_t size)
 			num_size = 1;
 		else {
 			ret = NULL;
-			goto RETURN;
+			goto label_return;
 		}
 	/*
 	 * Try to avoid division here.  We know that it isn't possible to
@@ -938,7 +938,7 @@ je_calloc(size_t num, size_t size)
 	    && (num_size / size != num)) {
 		/* size_t overflow. */
 		ret = NULL;
-		goto RETURN;
+		goto label_return;
 	}
 
 	if (config_prof && opt_prof) {
@@ -946,7 +946,7 @@ je_calloc(size_t num, size_t size)
 		PROF_ALLOC_PREP(1, usize, cnt);
 		if (cnt == NULL) {
 			ret = NULL;
-			goto RETURN;
+			goto label_return;
 		}
 		if (prof_promote && (uintptr_t)cnt != (uintptr_t)1U && usize
 		    <= SMALL_MAXCLASS) {
@@ -961,7 +961,7 @@ je_calloc(size_t num, size_t size)
 		ret = icalloc(num_size);
 	}
 
-RETURN:
+label_return:
 	if (ret == NULL) {
 		if (config_xmalloc && opt_xmalloc) {
 			malloc_write("<jemalloc>: Error in calloc(): out of "
@@ -1002,7 +1002,7 @@ je_realloc(void *ptr, size_t size)
 			}
 			idalloc(ptr);
 			ret = NULL;
-			goto RETURN;
+			goto label_return;
 		} else
 			size = 1;
 	}
@@ -1019,7 +1019,7 @@ je_realloc(void *ptr, size_t size)
 			if (cnt == NULL) {
 				old_ctx = NULL;
 				ret = NULL;
-				goto OOM;
+				goto label_oom;
 			}
 			if (prof_promote && (uintptr_t)cnt != (uintptr_t)1U &&
 			    usize <= SMALL_MAXCLASS) {
@@ -1040,7 +1040,7 @@ je_realloc(void *ptr, size_t size)
 			ret = iralloc(ptr, size, 0, 0, false, false);
 		}
 
-OOM:
+label_oom:
 		if (ret == NULL) {
 			if (config_xmalloc && opt_xmalloc) {
 				malloc_write("<jemalloc>: Error in realloc(): "
@@ -1092,7 +1092,7 @@ OOM:
 		}
 	}
 
-RETURN:
+label_return:
 	if (config_prof && opt_prof)
 		prof_realloc(ret, usize, cnt, old_size, old_ctx);
 	if (config_stats && ret != NULL) {
@@ -1300,16 +1300,16 @@ je_allocm(void **ptr, size_t *rsize, size_t size, int flags)
 	assert(size != 0);
 
 	if (malloc_init())
-		goto OOM;
+		goto label_oom;
 
 	usize = (alignment == 0) ? s2u(size) : sa2u(size, alignment, NULL);
 	if (usize == 0)
-		goto OOM;
+		goto label_oom;
 
 	if (config_prof && opt_prof) {
 		PROF_ALLOC_PREP(1, usize, cnt);
 		if (cnt == NULL)
-			goto OOM;
+			goto label_oom;
 		if (prof_promote && (uintptr_t)cnt != (uintptr_t)1U && usize <=
 		    SMALL_MAXCLASS) {
 			size_t usize_promoted = (alignment == 0) ?
@@ -1318,18 +1318,18 @@ je_allocm(void **ptr, size_t *rsize, size_t size, int flags)
 			assert(usize_promoted != 0);
 			p = iallocm(usize_promoted, alignment, zero);
 			if (p == NULL)
-				goto OOM;
+				goto label_oom;
 			arena_prof_promoted(p, usize);
 		} else {
 			p = iallocm(usize, alignment, zero);
 			if (p == NULL)
-				goto OOM;
+				goto label_oom;
 		}
 		prof_malloc(p, usize, cnt);
 	} else {
 		p = iallocm(usize, alignment, zero);
 		if (p == NULL)
-			goto OOM;
+			goto label_oom;
 	}
 	if (rsize != NULL)
 		*rsize = usize;
@@ -1341,7 +1341,7 @@ je_allocm(void **ptr, size_t *rsize, size_t size, int flags)
 	}
 	UTRACE(0, size, p);
 	return (ALLOCM_SUCCESS);
-OOM:
+label_oom:
 	if (config_xmalloc && opt_xmalloc) {
 		malloc_write("<jemalloc>: Error in allocm(): "
 		    "out of memory\n");
@@ -1387,7 +1387,7 @@ je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags)
 		old_size = isalloc(p);
 		PROF_ALLOC_PREP(1, max_usize, cnt);
 		if (cnt == NULL)
-			goto OOM;
+			goto label_oom;
 		/*
 		 * Use minimum usize to determine whether promotion may happen.
 		 */
@@ -1398,7 +1398,7 @@ je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags)
 			    size+extra) ? 0 : size+extra - (SMALL_MAXCLASS+1),
 			    alignment, zero, no_move);
 			if (q == NULL)
-				goto ERR;
+				goto label_err;
 			if (max_usize < PAGE) {
 				usize = max_usize;
 				arena_prof_promoted(q, usize);
@@ -1407,7 +1407,7 @@ je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags)
 		} else {
 			q = iralloc(p, size, extra, alignment, zero, no_move);
 			if (q == NULL)
-				goto ERR;
+				goto label_err;
 			usize = isalloc(q);
 		}
 		prof_realloc(q, usize, cnt, old_size, old_ctx);
@@ -1418,7 +1418,7 @@ je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags)
 			old_size = isalloc(p);
 		q = iralloc(p, size, extra, alignment, zero, no_move);
 		if (q == NULL)
-			goto ERR;
+			goto label_err;
 		if (config_stats)
 			usize = isalloc(q);
 		if (rsize != NULL) {
@@ -1437,12 +1437,12 @@ je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags)
 	}
 	UTRACE(p, size, q);
 	return (ALLOCM_SUCCESS);
-ERR:
+label_err:
 	if (no_move) {
 		UTRACE(p, size, q);
 		return (ALLOCM_ERR_NOT_MOVED);
 	}
-OOM:
+label_oom:
 	if (config_xmalloc && opt_xmalloc) {
 		malloc_write("<jemalloc>: Error in rallocm(): "
 		    "out of memory\n");
diff --git a/src/prof.c b/src/prof.c
index d2532ec1..b509aaef 100644
--- a/src/prof.c
+++ b/src/prof.c
@@ -854,7 +854,7 @@ prof_dump(bool propagate_err, const char *filename, bool leakcheck)
 			if (opt_abort)
 				abort();
 		}
-		goto ERROR;
+		goto label_error;
 	}
 
 	/* Merge per thread profile stats, and sum them in cnt_all. */
@@ -870,7 +870,7 @@ prof_dump(bool propagate_err, const char *filename, bool leakcheck)
 		    " [%"PRIu64": %"PRIu64"] @ heapprofile\n",
 		    cnt_all.curobjs, cnt_all.curbytes,
 		    cnt_all.accumobjs, cnt_all.accumbytes))
-			goto ERROR;
+			goto label_error;
 	} else {
 		if (prof_printf(propagate_err,
 		    "heap profile: %"PRId64": %"PRId64
@@ -878,22 +878,22 @@ prof_dump(bool propagate_err, const char *filename, bool leakcheck)
 		    cnt_all.curobjs, cnt_all.curbytes,
 		    cnt_all.accumobjs, cnt_all.accumbytes,
 		    ((uint64_t)1U << opt_lg_prof_sample)))
-			goto ERROR;
+			goto label_error;
 	}
 
 	/* Dump  per ctx profile stats. */
 	for (tabind = 0; ckh_iter(&bt2ctx, &tabind, &bt.v, &ctx.v)
 	    == false;) {
 		if (prof_dump_ctx(propagate_err, ctx.p, bt.p))
-			goto ERROR;
+			goto label_error;
 	}
 
 	/* Dump /proc/<pid>/maps if possible. */
 	if (prof_dump_maps(propagate_err))
-		goto ERROR;
+		goto label_error;
 
 	if (prof_flush(propagate_err))
-		goto ERROR;
+		goto label_error;
 	close(prof_dump_fd);
 	prof_leave();
 
@@ -909,7 +909,7 @@ prof_dump(bool propagate_err, const char *filename, bool leakcheck)
 	}
 
 	return (false);
-ERROR:
+label_error:
 	prof_leave();
 	return (true);
 }
diff --git a/src/util.c b/src/util.c
index 107bdcff..2aab61fe 100644
--- a/src/util.c
+++ b/src/util.c
@@ -108,12 +108,12 @@ malloc_strtoumax(const char *nptr, char **endptr, int base)
 			p++;
 			/* Fall through. */
 		default:
-			goto PREFIX;
+			goto label_prefix;
 		}
 	}
 
 	/* Get prefix, if any. */
-	PREFIX:
+	label_prefix:
 	/*
 	 * Note where the first non-whitespace/sign character is so that it is
 	 * possible to tell whether any digits are consumed (e.g., "  0" vs.
@@ -349,7 +349,7 @@ malloc_vsnprintf(char *str, size_t size, const char *format, va_list ap)
 	f = format;
 	while (true) {
 		switch (*f) {
-		case '\0': goto OUT;
+		case '\0': goto label_out;
 		case '%': {
 			bool alt_form = false;
 			bool zero_pad = false;
@@ -389,12 +389,12 @@ malloc_vsnprintf(char *str, size_t size, const char *format, va_list ap)
 					assert(plus_plus == false);
 					plus_plus = true;
 					break;
-				default: goto WIDTH;
+				default: goto label_width;
 				}
 				f++;
 			}
 			/* Width. */
-			WIDTH:
+			label_width:
 			switch (*f) {
 			case '*':
 				width = va_arg(ap, int);
@@ -410,17 +410,17 @@ malloc_vsnprintf(char *str, size_t size, const char *format, va_list ap)
 				width = (int)uwidth;
 				if (*f == '.') {
 					f++;
-					goto PRECISION;
+					goto label_precision;
 				} else
-					goto LENGTH;
+					goto label_length;
 				break;
 			} case '.':
 				f++;
-				goto PRECISION;
-			default: goto LENGTH;
+				goto label_precision;
+			default: goto label_length;
 			}
 			/* Precision. */
-			PRECISION:
+			label_precision:
 			switch (*f) {
 			case '*':
 				prec = va_arg(ap, int);
@@ -438,7 +438,7 @@ malloc_vsnprintf(char *str, size_t size, const char *format, va_list ap)
 			default: break;
 			}
 			/* Length. */
-			LENGTH:
+			label_length:
 			switch (*f) {
 			case 'l':
 				f++;
@@ -542,7 +542,7 @@ malloc_vsnprintf(char *str, size_t size, const char *format, va_list ap)
 			break;
 		}}
 	}
-	OUT:
+	label_out:
 	if (i < size)
 		str[i] = '\0';
 	else
diff --git a/test/allocated.c b/test/allocated.c
index 701c1754..921ab3ae 100644
--- a/test/allocated.c
+++ b/test/allocated.c
@@ -25,7 +25,7 @@ thread_start(void *arg)
 #ifdef JEMALLOC_STATS
 			assert(false);
 #endif
-			goto RETURN;
+			goto label_return;
 		}
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
@@ -37,7 +37,7 @@ thread_start(void *arg)
 #ifdef JEMALLOC_STATS
 			assert(false);
 #endif
-			goto RETURN;
+			goto label_return;
 		}
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
@@ -51,7 +51,7 @@ thread_start(void *arg)
 #ifdef JEMALLOC_STATS
 			assert(false);
 #endif
-			goto RETURN;
+			goto label_return;
 		}
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
@@ -63,7 +63,7 @@ thread_start(void *arg)
 #ifdef JEMALLOC_STATS
 			assert(false);
 #endif
-			goto RETURN;
+			goto label_return;
 		}
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
@@ -98,7 +98,7 @@ thread_start(void *arg)
 
 	assert(d0 + usize <= d1);
 
-RETURN:
+label_return:
 	return (NULL);
 }
 
@@ -116,7 +116,7 @@ main(void)
 	    != 0) {
 		fprintf(stderr, "%s(): Error in pthread_create()\n", __func__);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	pthread_join(thread, (void *)&ret);
 
@@ -126,13 +126,13 @@ main(void)
 	    != 0) {
 		fprintf(stderr, "%s(): Error in pthread_create()\n", __func__);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	pthread_join(thread, (void *)&ret);
 
 	thread_start(NULL);
 
-RETURN:
+label_return:
 	fprintf(stderr, "Test end\n");
 	return (ret);
 }
diff --git a/test/mremap.c b/test/mremap.c
index 8d35a64e..cac3bd82 100644
--- a/test/mremap.c
+++ b/test/mremap.c
@@ -22,7 +22,7 @@ main(void)
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	chunksize = ((size_t)1U) << lg_chunk;
 
@@ -30,7 +30,7 @@ main(void)
 	if (p == NULL) {
 		fprintf(stderr, "malloc(%zu) --> %p\n", chunksize, p);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	memset(p, 'a', chunksize);
 
@@ -39,7 +39,7 @@ main(void)
 		fprintf(stderr, "realloc(%p, %zu) --> %p\n", p, chunksize * 2,
 		    q);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	for (i = 0; i < chunksize; i++) {
 		assert(q[i] == 'a');
@@ -51,7 +51,7 @@ main(void)
 	if (q == NULL) {
 		fprintf(stderr, "realloc(%p, %zu) --> %p\n", p, chunksize, q);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	for (i = 0; i < chunksize; i++) {
 		assert(q[i] == 'a');
@@ -60,7 +60,7 @@ main(void)
 	free(q);
 
 	ret = 0;
-RETURN:
+label_return:
 	fprintf(stderr, "Test end\n");
 	return (ret);
 }
diff --git a/test/thread_arena.c b/test/thread_arena.c
index 2922d1b4..9b7b2ddc 100644
--- a/test/thread_arena.c
+++ b/test/thread_arena.c
@@ -61,7 +61,7 @@ main(void)
 	if (p == NULL) {
 		fprintf(stderr, "%s(): Error in malloc()\n", __func__);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 
 	size = sizeof(arena_ind);
@@ -69,7 +69,7 @@ main(void)
 		fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
 		    strerror(err));
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 
 	for (i = 0; i < NTHREADS; i++) {
@@ -78,14 +78,14 @@ main(void)
 			fprintf(stderr, "%s(): Error in pthread_create()\n",
 			    __func__);
 			ret = 1;
-			goto RETURN;
+			goto label_return;
 		}
 	}
 
 	for (i = 0; i < NTHREADS; i++)
 		pthread_join(threads[i], (void *)&ret);
 
-RETURN:
+label_return:
 	fprintf(stderr, "Test end\n");
 	return (ret);
 }
diff --git a/test/thread_tcache_enabled.c b/test/thread_tcache_enabled.c
index 46540385..0a3e45a9 100644
--- a/test/thread_tcache_enabled.c
+++ b/test/thread_tcache_enabled.c
@@ -22,7 +22,7 @@ thread_start(void *arg)
 			assert(false);
 #endif
 		}
-		goto RETURN;
+		goto label_return;
 	}
 
 	if (e0) {
@@ -69,7 +69,7 @@ thread_start(void *arg)
 	assert(e0 == false);
 
 	free(malloc(1));
-RETURN:
+label_return:
 	return (NULL);
 }
 
@@ -87,7 +87,7 @@ main(void)
 	    != 0) {
 		fprintf(stderr, "%s(): Error in pthread_create()\n", __func__);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	pthread_join(thread, (void *)&ret);
 
@@ -97,13 +97,13 @@ main(void)
 	    != 0) {
 		fprintf(stderr, "%s(): Error in pthread_create()\n", __func__);
 		ret = 1;
-		goto RETURN;
+		goto label_return;
 	}
 	pthread_join(thread, (void *)&ret);
 
 	thread_start(NULL);
 
-RETURN:
+label_return:
 	fprintf(stderr, "Test end\n");
 	return (ret);
 }