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authorMatt Turner <[email protected]>2012-10-02 22:50:02 -0700
committerMatt Turner <[email protected]>2012-10-02 22:50:02 -0700
commit159ca32fec6276fa267746c843f23ce0a6732f1d (patch)
tree376377b37de8d5900b2b09ef88d378b8284fcc96 /configure.ac
parentfe3aeb7ea38770fce59b8261d8e2d37d4f68708f (diff)
build: Remove autoconf check for signbit
rebase failure in 7da12426f7682ffc44ae40e31d1b5712521fbb70.
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac7
1 files changed, 0 insertions, 7 deletions
diff --git a/configure.ac b/configure.ac
index 3dcb1e0ac65..72c2b8c58a6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -500,13 +500,6 @@ AC_SUBST([DLOPEN_LIBS])
dnl See if posix_memalign is available
AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
-dnl signbit() is a macro in glibc's math.h, so AC_CHECK_FUNC fails. To handle
-dnl this, use AC_CHECK_DECLS and fallback to AC_CHECK_FUNC in case it fails.
-AC_CHECK_DECLS([signbit],[],
- AC_CHECK_FUNC([signbit],[],
- AC_MSG_ERROR([could not find signbit()])),
- [#include <math.h>])
-
dnl Check for pthreads
AX_PTHREAD
dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS