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-rw-r--r--gcc/tree-ssa-dce.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c
index bf69bbf..c9ad311 100644
--- a/gcc/tree-ssa-dce.c
+++ b/gcc/tree-ssa-dce.c
@@ -836,6 +836,7 @@ propagate_necessity (struct edge_list *el)
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_MALLOC
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_CALLOC
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_FREE
+ || DECL_FUNCTION_CODE (callee) == BUILT_IN_VA_END
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_ALLOCA
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_STACK_SAVE
|| DECL_FUNCTION_CODE (callee) == BUILT_IN_STACK_RESTORE