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Checking if TARGET_OS_IPHONE is defined isn't good enough for 10.7 and earlier.

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Older versions of the TargetConditionals header always defined TARGET_OS_IPHONE to something (0 or 1), so we need to test not only for the existence but also if it is 1.

This resolves PR22631.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229904 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Bieneman 2015-02-19 19:50:52 +00:00
parent f45c1a4d12
commit cbccd8ddf5
1 changed files with 10 additions and 2 deletions
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12
lib/Support/Unix/Program.inc
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@ -42,10 +42,18 @@
#define _RESTRICT_KYWD
#endif
#include <spawn.h>
#if defined(__APPLE__)
#include <TargetConditionals.h>
#endif
#if !defined(__APPLE__) || defined(TARGET_OS_IPHONE)
#if defined(__APPLE__) && !(defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE)
#define USE_NSGETENVIRON 1
#else
#define USE_NSGETENVIRON 0
#endif
#if !USE_NSGETENVIRON
extern char **environ;
#else
#include <crt_externs.h> // _NSGetEnviron
@ -220,7 +228,7 @@ static bool Execute(ProcessInfo &PI, StringRef Program, const char **args,
}
if (!envp)
#if !defined(__APPLE__) || defined(TARGET_OS_IPHONE)
#if !USE_NSGETENVIRON
envp = const_cast<const char **>(environ);
#else
// environ is missing in dylibs.