Patchwork [PUSHED] Define MPFR_USE_INTMAX_T so that mpfr.h assumes intmax_t is available.

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Submitter John Baldwin
Date Nov. 30, 2017, 4:44 p.m.
Message ID <20171130164404.30230-1-jhb@FreeBSD.org>
Download mbox | patch
Permalink /patch/24637/
State New
Headers show

Comments

John Baldwin - Nov. 30, 2017, 4:44 p.m.
mpfr.h uses a non-portable test to guess if intmax_t is available and
if API functions using intmax_t should be exposed.  Define
MPFR_USE_INTMAX_T to override the non-portable test and always expose
these functions.  This fixes the build on platforms where the test
guesses incorrectly.

gdb/ChangeLog:

	* target-float.c [HAVE_LIBMPFR]: Define MPFR_USE_INTMAX_T.
---
 gdb/ChangeLog      | 4 ++++
 gdb/target-float.c | 2 ++
 2 files changed, 6 insertions(+)

Patch

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ca8c5dfaf1..d6cbba8aeb 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@ 
+2017-11-29  John Baldwin  <jhb@FreeBSD.org>
+
+	* target-float.c [HAVE_LIBMPFR]: Define MPFR_USE_INTMAX_T.
+
 2017-11-29  Joel Brobecker  <brobecker@adacore.com>
 
 	* ada-lang.c (to_fixed_range_type): Make sure that the size
diff --git a/gdb/target-float.c b/gdb/target-float.c
index 32237ec9d9..b40b6416c1 100644
--- a/gdb/target-float.c
+++ b/gdb/target-float.c
@@ -1147,6 +1147,8 @@  host_float_ops<T>::compare (const gdb_byte *x, const struct type *type_x,
 
 #ifdef HAVE_LIBMPFR
 
+#define MPFR_USE_INTMAX_T
+
 #include <mpfr.h>
 
 class mpfr_float_ops : public target_float_ops