Update spirv-tools to v2021.4 (#4862)

2021-11-16 17:13:42 -08:00
parent a29b438161
commit 9d29d2e32c
529 changed files with 26363 additions and 5855 deletions
--- a/third_party/spirv-tools/source/val/function.cpp
+++ b/third_party/spirv-tools/source/val/function.cpp
@@ -308,6 +308,9 @@ int Function::GetBlockDepth(BasicBlock* bb) {
  if (block_depth_.find(bb) != block_depth_.end()) {
    return block_depth_[bb];
  }
+  // Avoid recursion. Something is wrong if the same block is encountered
+  // multiple times.
+  block_depth_[bb] = 0;

  BasicBlock* bb_dom = bb->immediate_dominator();
  if (!bb_dom || bb == bb_dom) {