[Buildroot] [PATCH v2 03/11] package/mesa3d: fix build issue with glibc >= 2.26
Romain Naour
romain.naour at gmail.com
Sat Sep 2 20:54:15 UTC 2017
Issue found while testing glibc 2.26 bump.
Signed-off-by: Romain Naour <romain.naour at gmail.com>
---
...-c99_math-fix-build-issue-with-glibc-2.26.patch | 82 ++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 package/mesa3d/0005-c99_math-fix-build-issue-with-glibc-2.26.patch
diff --git a/package/mesa3d/0005-c99_math-fix-build-issue-with-glibc-2.26.patch b/package/mesa3d/0005-c99_math-fix-build-issue-with-glibc-2.26.patch
new file mode 100644
index 0000000..55e4fcf
--- /dev/null
+++ b/package/mesa3d/0005-c99_math-fix-build-issue-with-glibc-2.26.patch
@@ -0,0 +1,82 @@
+From f8ef875d8b5313d8f15f8680dc0c512c10756ea8 Mon Sep 17 00:00:00 2001
+From: Romain Naour <romain.naour at gmail.com>
+Date: Sat, 26 Aug 2017 19:20:56 +0200
+Subject: [PATCH] c99_math: fix build issue with glibc >= 2.26
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+The workaround is not required anymore since glibc 2.26 and
+trigger a build issue:
+
+In file included from ../../src/gallium/auxiliary/util/u_math.h:44:0,
+ from ../../src/mesa/main/macros.h:35,
+ from glsl_types.cpp:25:
+../../include/c99_math.h:196:12: error: « std::fpclassify » was not declared in this scope
+ using std::fpclassify;
+ ^~~~~~~~~~
+../../include/c99_math.h:197:12: error: « std::isfinite » was not declared in this scope
+ using std::isfinite;
+ ^~~~~~~~
+../../include/c99_math.h:198:12: error: « std::isinf » was not declared in this scope
+ using std::isinf;
+ ^~~~~
+../../include/c99_math.h:199:12: error: « std::isnan » was not declared in this scope
+ using std::isnan;
+ ^~~~~
+../../include/c99_math.h:200:12: error: « std::isnormal » was not declared in this scope
+ using std::isnormal;
+ ^~~~~~~~
+../../include/c99_math.h:201:12: error: « std::signbit » was not declared in this scope
+ using std::signbit;
+ ^~~~~~~
+../../include/c99_math.h:202:12: error: « std::isgreater » was not declared in this scope
+ using std::isgreater;
+ ^~~~~~~~~
+../../include/c99_math.h:203:12: error: « std::isgreaterequal » was not declared in this scope
+ using std::isgreaterequal;
+ ^~~~~~~~~~~~~~
+../../include/c99_math.h:204:12: error: « std::isless » was not declared in this scope
+ using std::isless;
+ ^~~~~~
+../../include/c99_math.h:205:12: error: « std::islessequal » was not declared in this scope
+ using std::islessequal;
+ ^~~~~~~~~~~
+../../include/c99_math.h:206:12: error: « std::islessgreater » was not declared in this scope
+ using std::islessgreater;
+ ^~~~~~~~~~~~~
+../../include/c99_math.h:207:12: error: « std::isunordered » was not declared in this scope
+ using std::isunordered;
+ ^~~~~~~~~~~
+
+Signed-off-by: Romain Naour <romain.naour at gmail.com>
+---
+ include/c99_math.h | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/include/c99_math.h b/include/c99_math.h
+index e906c26..6fd257e 100644
+--- a/include/c99_math.h
++++ b/include/c99_math.h
+@@ -193,6 +193,10 @@ fpclassify(double x)
+ #if __cplusplus >= 201103L && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 23))
+ #include <cmath>
+
++/* This workaround is not necessary since Glibc 2.26
++ * https://sourceware.org/git/?p=glibc.git;a=commit;h=2072f5c34ede81dde9e0d953d57a0690a66b0f12
++ */
++#if (__GLIBC__ == 2 && __GLIBC_MINOR__ <= 25)
+ using std::fpclassify;
+ using std::isfinite;
+ using std::isinf;
+@@ -206,6 +210,7 @@ using std::islessequal;
+ using std::islessgreater;
+ using std::isunordered;
+ #endif
++#endif
+
+
+ #endif /* #define _C99_MATH_H_ */
+--
+2.9.5
+
--
2.9.5
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