# HG changeset patch
# User Ludovic Courtès <ludo@gnu.org>
# Date 1287150237 -7200
# Node ID 829f93de17edf820215107f46be9179a96e057d7
# Parent  3468ff86245b5e0f973f5c7a7b8ab9d34836bc13
isnan: Add support for TinyCC

Without this patch, tcc bails out:

  isnan.c:132: division by zero in constant

Tested with tcc 0.9.25 on x86_64-linux-gnu.

* lib/isnan.c (FUNC): Treat TinyCC (`__TINYC__') like `__SUNPRO_C' & co.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-10-15  Ludovic Courtès  <ludo@gnu.org>
+
+	* lib/isnan.c (FUNC): Treat TinyCC (`__TINYC__') like `__SUNPRO_C'
+	& co.
+
 2010-10-14  Bruno Haible  <bruno@clisp.org>
 
 	vasnprintf: Don't set errno to 0.
diff --git a/lib/isnan.c b/lib/isnan.c
--- a/lib/isnan.c
+++ b/lib/isnan.c
@@ -117,7 +117,8 @@
 # else
   /* Be careful to not do any floating-point operation on x, such as x == x,
      because x may be a signaling NaN.  */
-#  if defined __SUNPRO_C || defined __DECC || (defined __sgi && !defined __GNUC__)
+#  if defined __TINYC__ || defined __SUNPRO_C || defined __DECC \
+      || (defined __sgi && !defined __GNUC__)
   /* The Sun C 5.0 compilers and the Compaq (ex-DEC) 6.4 compilers don't
      recognize the initializers as constant expressions.  The latter compiler
      also fails when constant-folding 0.0 / 0.0 even when constant-folding is