xref: /aosp_15_r20/external/clang/test/CodeGen/2002-02-13-ReloadProblem.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm %s  -o /dev/null
2*67e74705SXin Li 
3*67e74705SXin Li /* This triggered a problem in reload, fixed by disabling most of the
4*67e74705SXin Li  * steps of compilation in GCC.  Before this change, the code went through
5*67e74705SXin Li  * the entire backend of GCC, even though it was unnecessary for LLVM output
6*67e74705SXin Li  * now it is skipped entirely, and since reload doesn't run, it can't cause
7*67e74705SXin Li  * a problem.
8*67e74705SXin Li  */
9*67e74705SXin Li 
10*67e74705SXin Li extern int tolower(int);
11*67e74705SXin Li 
rangematch(const char * pattern,int test,int c)12*67e74705SXin Li const char *rangematch(const char *pattern, int test, int c) {
13*67e74705SXin Li 
14*67e74705SXin Li   if ((c <= test) | (tolower(c) <= tolower((unsigned char)test)))
15*67e74705SXin Li     return 0;
16*67e74705SXin Li 
17*67e74705SXin Li   return pattern;
18*67e74705SXin Li }
19