glib-2.16.1 fails to compile in scannerapi.c and produces "internal
compiler error". I've dramatically reduced the test case, here it is:
- scannerapi.c
- scannerapi.i
- stderr
- command used: gcc -v -save-temps -o scannerapi.o -c scannerapi.c >& stderr
----- scannerapi.c (start) ------------
#define myassert(n1, cmp, n2) do { signed long __n1 = (n1), \
__n2 = (n2); if (__n1 cmp __n2) ; else myassert_message \
(__FILE__, __PRETTY_FUNCTION__, #n1 " " #cmp " " #n2, __n1, \
#cmp, __n2); } while (0)
void myassert_message (
char const *file,
char const *func,
char const *expr,
long double g1,
char const *cmp,
long double g2
) __attribute__((__noreturn__));
typedef struct {
struct _GScanner *scanner;
} SF;
void test_scanner_tokens (void) {
SF *fix;
char buf[] = "1234567";
int const buflen = undeclared0(buf);
char mytokbuf[] = "abcde";
int i;
undeclared2 (fix->scanner, buf, buflen);
myassert (undeclared3 (fix->scanner), ==, 1);
undeclared5 (fix->scanner);
myassert (undeclared1 (fix->scanner), ==, 0);
myassert (undeclared4 (fix->scanner), ==, mytokbuf[0]);
for (i = 1; i < 1; i++) {
myassert (undeclared5 (fix->scanner), ==, mytokbuf[i]);
};
myassert (undeclared5 (fix->scanner), ==, 0);
return;
}
----- scannerapi.c (end) ------------
----- scannerapi.i (start) ------------
# 1 "scannerapi.c"
# 1 "<built-in>"
# 1 "<command-line>"
# 1 "scannerapi.c"
void myassert_message (
char const *file,
char const *func,
char const *expr,
long double g1,
char const *cmp,
long double g2
) __attribute__((__noreturn__));
typedef struct {
struct _GScanner *scanner;
} SF;
void test_scanner_tokens (void) {
SF *fix;
char buf[] = "1234567";
int const buflen = undeclared0(buf);
char mytokbuf[] = "abcde";
int i;
undeclared2 (fix->scanner, buf, buflen);
do { signed long __n1 = (undeclared3 (fix->scanner)), __n2 = (1); if (__n1 ==
__n2) ; else myassert_message ("scannerapi.c", __PRETTY_FUNCTION__,
"undeclared3 (fix->scanner)" " " "==" " " "1", __n1, "==", __n2); } while (0);
undeclared5 (fix->scanner);
do { signed long __n1 = (undeclared1 (fix->scanner)), __n2 = (0); if (__n1 ==
__n2) ; else myassert_message ("scannerapi.c", __PRETTY_FUNCTION__,
"undeclared1 (fix->scanner)" " " "==" " " "0", __n1, "==", __n2); } while (0);
do { signed long __n1 = (undeclared4 (fix->scanner)), __n2 = (mytokbuf[0]);
if (__n1 == __n2) ; else myassert_message ("scannerapi.c", __PRETTY_FUNCTION__,
"undeclared4 (fix->scanner)" " " "==" " " "mytokbuf[0]", __n1, "==", __n2); }
while (0);
for (i = 1; i < 1; i++) {
do { signed long __n1 = (undeclared5 (fix->scanner)), __n2 = (mytokbuf[i]);
if (__n1 == __n2) ; else myassert_message ("scannerapi.c", __PRETTY_FUNCTION__,
"undeclared5 (fix->scanner)" " " "==" " " "mytokbuf[i]", __n1, "==", __n2); }
while (0);
};
do { signed long __n1 = (undeclared5 (fix->scanner)), __n2 = (0); if (__n1 ==
__n2) ; else myassert_message ("scannerapi.c", __PRETTY_FUNCTION__,
"undeclared5 (fix->scanner)" " " "==" " " "0", __n1, "==", __n2); } while (0);
return;
}
----- scannerapi.i (end) ------------
----- stderr (start) ------------
Using built-in specs.
Target: sparc64-sun-solaris2.8
Configured with: /tmp/local/tmp/gcc/gcc-4.4.0/configure
--prefix=/tmp/local/unixutil/gcc-4.4.0 --with-local-prefix=/usr/local/myplace
--enable-languages=c,c++,fortran --with-gmp=/tmp/local/unixutil/gmpTMP
--with-mpfr=/tmp/local/unixutil/mpfrTMP --with-cpu=v9
--build=sparc64-sun-solaris2.8 --disable-multilib
Thread model: posix
gcc version 4.4.0 (GCC)
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-o' 'scannerapi.o' '-c' '-mcpu=v9'
/tmp/local/unixutil/gcc-4.4.0/bin/../libexec/gcc/sparc64-sun-solaris2.8/4.4.0/cc1
-E -quiet -v -iprefix
/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/sparc64-sun-solaris2.8/4.4.0/
-D__arch64__ -D__sparcv9 scannerapi.c -mcpu=v9 -fpch-preprocess -o scannerapi.i
ignoring nonexistent directory
"/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/sparc64-sun-solaris2.8/4.4.0/../../../../sparc64-sun-solaris2.8/include"
ignoring nonexistent directory "/usr/local/myplace/include"
ignoring duplicate directory
"/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/../../lib/gcc/sparc64-sun-solaris2.8/4.4.0/include"
ignoring duplicate directory
"/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/../../lib/gcc/sparc64-sun-solaris2.8/4.4.0/include-fixed"
ignoring nonexistent directory
"/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/../../lib/gcc/sparc64-sun-solaris2.8/4.4.0/../../../../sparc64-sun-solaris2.8/include"
#include "..." search starts here:
#include <...> search starts here:
/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/sparc64-sun-solaris2.8/4.4.0/include
/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/sparc64-sun-solaris2.8/4.4.0/include-fixed
/tmp/local/unixutil/gcc-4.4.0/bin/../lib/gcc/../../include
/usr/include
End of search list.
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-o' 'scannerapi.o' '-c' '-mcpu=v9'
/tmp/local/unixutil/gcc-4.4.0/bin/../libexec/gcc/sparc64-sun-solaris2.8/4.4.0/cc1
-fpreprocessed scannerapi.i -quiet -dumpbase scannerapi.c -mcpu=v9
-auxbase-strip scannerapi.o -version -o scannerapi.s
GNU C (GCC) version 4.4.0 (sparc64-sun-solaris2.8)
compiled by GNU C version 4.4.0, GMP version 4.3, MPFR version 2.4.1.
warning: GMP header version 4.3 differs from library version 4.3.0.
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 9ca553a0ebde423c17b189104de35a45
scannerapi.c: In function 'test_scanner_tokens':
scannerapi.c:36: internal compiler error: Segmentation Fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
----- stderr (end) ------------
--
Summary: preprocessor fails with myassertion
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: preprocessor
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: Denis dot Excoffier at airbus dot com
GCC build triplet: sparc64-sun-solaris2.8
GCC host triplet: sparc64-sun-solaris2.8
GCC target triplet: sparc64-sun-solaris2.8
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39883
