* fix compilation errors on HP-UX 11/ia64
@ 2019-12-08 21:54 Bruno Haible
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From: Bruno Haible @ 2019-12-08 21:54 UTC (permalink / raw
To: bug-gnulib
On HP-UX 11.31/ia64 I'm seeing these errors:
DEPDIR=.deps depmode=hp2 /bin/sh ../../build-aux/depcomp \
cc +DD64 -AC99 -D_XOPEN_SOURCE=500 -DHAVE_CONFIG_H -I. -I../../gllib -I.. -DGNULIB_STRICT_CHECKING=1 -I/home/haible/prefix-hpux113ia64-64-cc/include -g -c -o math.o ../../gllib/math.c
"./math.h", line 977: error #2040: expected an identifier
_GL_FUNCDECL_SYS (copysignf, float, (float x, float y));
^
"./math.h", line 977: error #2018: expected a ")"
_GL_FUNCDECL_SYS (copysignf, float, (float x, float y));
^
"./math.h", line 1388: error #2040: expected an identifier
_GL_FUNCDECL_SYS (fmaf, float, (float x, float y, float z));
^
"./math.h", line 1388: error #2018: expected a ")"
_GL_FUNCDECL_SYS (fmaf, float, (float x, float y, float z));
^
"./math.h", line 1411: error #2040: expected an identifier
_GL_FUNCDECL_SYS (fma, double, (double x, double y, double z));
^
"./math.h", line 1411: error #2018: expected a ")"
_GL_FUNCDECL_SYS (fma, double, (double x, double y, double z));
^
6 errors detected in the compilation of "../../gllib/math.c".
gmake[4]: *** [math.o] Error 2
This patch fixes it.
2019-12-08 Bruno Haible <bruno@clisp.org>
Fix compilation errors on HP-UX 11/ia64.
* lib/math.in.h (copysignf, fmaf, fma): Undefine before
_GL_FUNCDECL_SYS.
diff --git a/lib/math.in.h b/lib/math.in.h
index 55130ab..18f8ff3 100644
--- a/lib/math.in.h
+++ b/lib/math.in.h
@@ -500,6 +500,7 @@ _GL_WARN_ON_USE (ceill, "ceill is unportable - "
#if @GNULIB_COPYSIGNF@
# if !@HAVE_DECL_COPYSIGNF@
+# undef copysignf
_GL_FUNCDECL_SYS (copysignf, float, (float x, float y));
# endif
_GL_CXXALIAS_SYS (copysignf, float, (float x, float y));
@@ -911,6 +912,7 @@ _GL_FUNCDECL_RPL (fmaf, float, (float x, float y, float z));
_GL_CXXALIAS_RPL (fmaf, float, (float x, float y, float z));
# else
# if !@HAVE_FMAF@
+# undef fmaf
_GL_FUNCDECL_SYS (fmaf, float, (float x, float y, float z));
# endif
_GL_CXXALIAS_SYS (fmaf, float, (float x, float y, float z));
@@ -934,6 +936,7 @@ _GL_FUNCDECL_RPL (fma, double, (double x, double y, double z));
_GL_CXXALIAS_RPL (fma, double, (double x, double y, double z));
# else
# if !@HAVE_FMA@
+# undef fma
_GL_FUNCDECL_SYS (fma, double, (double x, double y, double z));
# endif
_GL_CXXALIAS_SYS (fma, double, (double x, double y, double z));
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