a statement expressions with a pointer return type A test program: ////////////// int main() { void p = ({ 0 ; ((void )1); }); } ///////////// Porblem is introduced in a commit a80acab: Display error on statement expressions with complex return type This error is exposed when compiling a linux 2.4.26. tcc 0.9.23 can sucessfully compile this version of the linux.

seyko committed 11 years ago

Commit 09feeca1 parent 1a1e9541 file · +5 −1Browse files

Unified · Split

                triggered by gcc.c-torture/execute/20000917-1.c */
             Sym *p;
             switch(vtop->type.t & VT_BTYPE) {
-            case VT_PTR:
+            /* case VT_PTR: */
+        	/* this breaks a compilation of the linux kernel v2.4.26 */
+        	/* pmd_t *new = ({ __asm__ __volatile__("ud2\n") ; ((pmd_t *)1); }); */
+        	/* Look a commit a80acab: Display error on statement expressions with complex return type */
+        	/* A pointer is not a complex return type */
             case VT_STRUCT:
             case VT_ENUM:
             case VT_FUNC:

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