From 91017a7ccc37b4f4f400298fbfac44b3d63a8233 Mon Sep 17 00:00:00 2001 From: law Date: Mon, 17 Jul 2000 08:27:13 +0000 Subject: * gcc.dg/c90-hexfloat-1.c, gcc.dg/c90-hexfloat-2.c, gcc.dg/c99-hexfloat-1.c, gcc.dg/c99-hexfloat-2.c: New tests. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35074 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/testsuite/gcc.dg/c90-hexfloat-2.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/c90-hexfloat-2.c (limited to 'gcc/testsuite/gcc.dg/c90-hexfloat-2.c') diff --git a/gcc/testsuite/gcc.dg/c90-hexfloat-2.c b/gcc/testsuite/gcc.dg/c90-hexfloat-2.c new file mode 100644 index 00000000000..d1a048da8bd --- /dev/null +++ b/gcc/testsuite/gcc.dg/c90-hexfloat-2.c @@ -0,0 +1,24 @@ +/* Test for hex floating point constants: in C99 only. Preprocessor test. */ +/* Origin: Joseph Myers */ +/* { dg-do run } */ +/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */ + +#define f ( +#define l ) +#define str(x) #x +#define xstr(x) str(x) + +/* C90: "0x1p+( 0x1p+)"; C99: "0x1p+f 0x1p+l" */ +const char *s = xstr(0x1p+f 0x1p+l); + +extern void abort (void); +extern int strcmp (const char *, const char *); + +int +main (void) +{ + if (strcmp (s, "0x1p+( 0x1p+)")) + abort (); + else + return 0; /* Correct C90 behaviour. */ +} -- cgit v1.2.1