Bug 58338

Summary: gcc-3.1-0.17 can't build 2.4.18-pre3-ac2 because it misparses valid code
Product: [Retired] Red Hat Raw Hide Reporter: Jonathan Kamens <jik>
Component: gcc3Assignee: Jakub Jelinek <jakub>
Status: CLOSED RAWHIDE QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: 1.0   
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Hardware: i386   
OS: Linux   
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Fixed In Version: Doc Type: Bug Fix
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Last Closed: 2002-01-14 18:27:16 UTC Type: ---
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Description Jonathan Kamens 2002-01-14 17:37:00 UTC 
jik:/tmp!88> cat foo.c
typedef struct
{
  int foo;
} foo_t;

#define CONST_FOO (foo_t) { 0 }

foo_t foo[5][5] = { [ 0 ... 4 ] = { [ 0 ... 4 ] = CONST_FOO } };
jik:/tmp!89> gcc -c foo.c
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0][0]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0][1]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0][2]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0][3]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0][4]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[0]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[1]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[2]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[3]')
foo.c:8: initializer element is not constant
foo.c:8: (near initialization for `foo[4]')
jik:/tmp!90> 

If you change the #define to "#define CONST_FOO { 0 }", it compiles.  It
compiles *without* that change with gcc 2.95.2.
Comment 1 Jakub Jelinek 2002-01-14 18:27:10 UTC 
See http://gcc.gnu.org/ml/gcc-patches/2002-01/msg00956.html
Comment 2 Jakub Jelinek 2002-01-30 10:37:13 UTC 
Fixed in gcc-3.1-0.18.