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From 21511551c7d49424a202b25ffe76cf1371dfc0c1 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
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Date: Sun, 1 Mar 2015 22:46:43 -0500
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Subject: [PATCH] build-sys: allow lto and FORTIFY_SOURCE with -O[sz]
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https://bugs.freedesktop.org/show_bug.cgi?id=89382
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(cherry picked from commit 0289f2fb2a64df53b589b771f69c43126b029590)
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---
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configure.ac | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index 9c25c3c6fc..3201428c44 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -208,13 +208,13 @@ AS_CASE([$CC], [*clang*],
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-Wno-gnu-variable-sized-type-not-at-end \
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])])
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-AS_CASE([$CFLAGS], [*-O[[12345\ ]]*],
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+AS_CASE([$CFLAGS], [*-O[[12345sz\ ]]*],
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[CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
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-flto -ffat-lto-objects])],
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[AC_MSG_RESULT([skipping -flto, optimization not enabled])])
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AC_SUBST([OUR_CFLAGS], "$with_cflags $sanitizer_cflags")
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-AS_CASE([$CFLAGS], [*-O[[12345\ ]]*],
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+AS_CASE([$CFLAGS], [*-O[[12345sz\ ]]*],
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[CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
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-Wp,-D_FORTIFY_SOURCE=2])],
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[AC_MSG_RESULT([skipping -D_FORTIFY_SOURCE, optimization not enabled])])
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