[patch] fix gcc/clang reporting

0001-toolchain-funcs.eclass-fix-clang-version-reporting-w.patch (text/plain), 1.55 KB, created by Austin English (RETIRED) on 2017-08-14 18:42:13 UTC

From 5fdf83a41862c7c1649099b2e23079f247fd0d6c Mon Sep 17 00:00:00 2001
From: Austin English <[e-mail]>
Date: Mon, 14 Aug 2017 13:32:06 -0500
Subject: [PATCH] toolchain-funcs.eclass: fix clang version reporting when
 clang is not the default compiler

Signed-off-by: Austin English <[e-mail]>
---
 eclass/toolchain-funcs.eclass | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/eclass/toolchain-funcs.eclass b/eclass/toolchain-funcs.eclass
index aeb6f7c7029..5c0f19f8cbb 100644
--- a/eclass/toolchain-funcs.eclass
+++ b/eclass/toolchain-funcs.eclass
@@ -630,9 +630,11 @@ tc-is-clang() {
 # Internal func.  The first argument is the version info to expand.
 # Query the preprocessor to improve compatibility across different
 # compilers rather than maintaining a --version flag matrix. #335943
+# FIXME: should this always call gcc expliticly, or should it show the gcc version that clang
+# pretends to be if the system compiler is clang
 _gcc_fullversion() {
 	local ver="$1"; shift
-	set -- $($(tc-getCPP "$@") -E -P - <<<"__GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__")
+	set -- $(gcc "$@" -E -P - <<<"__GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__")
 	eval echo "$ver"
 }
 
@@ -665,7 +667,7 @@ gcc-micro-version() {
 # Internal func. Based on _gcc_fullversion() above.
 _clang_fullversion() {
 	local ver="$1"; shift
-	set -- $($(tc-getCPP "$@") -E -P - <<<"__clang_major__ __clang_minor__ __clang_patchlevel__")
+	set -- $(clang "$@" -E -P - <<<"__clang_major__ __clang_minor__ __clang_patchlevel__")
 	eval echo "$ver"
 }
 
-- 
2.13.0