cf3715cadd
against a constant." This reverts commit r186107. It didn't handle wrapping arithmetic in the loop correctly and thus caused the following C program to count from 0 to UINT64_MAX instead of from 0 to 255 as intended: #include <stdio.h> int main() { unsigned char first = 0, last = 255; do { printf("%d\n", first); } while (first++ != last); } Full test case and instructions to reproduce with just the -indvars pass sent to the original review thread rather than to r186107's commit. llvm-svn: 186152 |
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