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From 6798564b9e2f1a81b8c2d0cb4add97cb736d982b Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Mon, 16 Mar 2015 17:47:01 -0400
Subject: [PATCH] trylink: respect compiler settings when probing features
The CPPFLAGS/CFLAGS settings might have features that matter, so make
sure we utilize them when testing the compiler.
URL: https://bugs.gentoo.org/471118
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
scripts/trylink | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/scripts/trylink b/scripts/trylink
index 5a67fcf..48c487b 100755
--- a/scripts/trylink
+++ b/scripts/trylink
@@ -49,7 +49,7 @@ check_cc() {
local tempname="$(mktemp)"
# Can use "-o /dev/null", but older gcc tend to *unlink it* on failure! :(
# "-xc": C language. "/dev/null" is an empty source file.
- if $CC $1 -shared -xc /dev/null -o "$tempname".o >/dev/null 2>&1; then
+ if $CC $CPPFLAGS $CFLAGS $1 -shared -xc /dev/null -o "$tempname".o >/dev/null 2>&1; then
echo "$1";
else
echo "$2";
@@ -66,7 +66,7 @@ check_libc_is_glibc() {
syntax error here
#endif
" >"$tempname".c
- if $CC "$tempname".c -c -o "$tempname".o >/dev/null 2>&1; then
+ if $CC $CPPFLAGS $CFLAGS "$tempname".c -c -o "$tempname".o >/dev/null 2>&1; then
echo "$2";
else
echo "$1";
--
2.3.2
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