[Bug c/117745] New: GCC hangs during GIMPLE processing

[xieym3 at zohomail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117745

            Bug ID: 117745
           Summary: GCC hangs during GIMPLE processing
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: xieym3 at zohomail dot com
  Target Milestone: ---

$ gcc-trunk -v
Using built-in specs.
COLLECT_GCC=/data/xieym/exp/gcc/test_data/gcc-latest-install/bin/gcc
COLLECT_LTO_WRAPPER=/data/xieym/exp/gcc/test_data/gcc-latest-install/libexec/gcc/x86_64-pc-linux-gnu/15.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /data/xieym/exp/gcc/test_data/gcc-latest-src/configure
--enable-coverage --enable-checking --disable-multilib --disable-shared
--disable-bootstrap --enable-languages=c,c++
--prefix=/data/xieym/exp/gcc/test_data/gcc-latest-install
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20241123 (experimental) (GCC)
$ cat 20241123012943_2.c
static void f0(void);
void g0(void) { f0 ( ;
}
static void f1(void);
void g1(void) {
  if (0) {
    ();
  }
}
static int f2(void);
void g2(void) { 0 ? f2() : 0; }
static int f3(void);
void g3(void) { sizeof(f3()); }
static int f4(void);
void g4(void) { sizeof(int(*)[f4()]); }
static int f5(void);
void g5(void) { sizeof ( int [ 0 ? f5 ( ) : 1 ) ;
}
static int f6(void);