[LLVMbugs] [Bug 4879] New: strange failure with VLAs and debug info
bugzilla-daemon at cs.uiuc.edu
bugzilla-daemon at cs.uiuc.edu
Thu Sep 3 21:29:47 PDT 2009
http://llvm.org/bugs/show_bug.cgi?id=4879
Summary: strange failure with VLAs and debug info
Product: clang
Version: unspecified
Platform: PC
OS/Version: All
Status: NEW
Severity: normal
Priority: P2
Component: LLVM Codegen
AssignedTo: unassignedclangbugs at nondot.org
ReportedBy: daniel at zuster.org
CC: dpatel at apple.com, llvmbugs at cs.uiuc.edu
>From a user on IRC:
--
ddunbar at giles:tmp$ cat t.c
#include <stdio.h>
#include <string.h>
static void f0(const char * s, size_t len) {
char buf2[len];
memmove(buf2, s, len);
fprintf(stderr, "%s\n", buf2);
}
int main() {
const char a[] = "Hello, World!";
f0(a, sizeof a);
return 0;
}
ddunbar at giles:tmp$ clang -m64 t.c && ./a.out
Hello, World!
ddunbar at giles:tmp$ clang -g -m64 t.c && ./a.out
³.o"&Æ¡ ó¿_ÿ
--
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