[libcxx-commits] [PATCH] D149635: [libunwind] include alloca.h in config.h

[Reagan via Phabricator via libcxx-commits]

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This is required for picolibc. picolibc (possibly erroneously) only includes alloca.h from stdlib.h if __STRICT_ANSI__ is not defined - see https://github.com/picolibc/picolibc/blob/fe20d30008df0f3bb334a202bea344b8a08d32e7/newlib/libc/include/stdlib.h#L54 . This patch includes alloca.h by default.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D149635

Files:
  libunwind/src/config.h


Index: libunwind/src/config.h
===================================================================
--- libunwind/src/config.h
+++ libunwind/src/config.h
@@ -13,6 +13,7 @@
 #ifndef LIBUNWIND_CONFIG_H
 #define LIBUNWIND_CONFIG_H
 
+#include <alloca.h>
 #include <assert.h>
 #include <stdio.h>
 #include <stdint.h>


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