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authorCopilot <198982749+Copilot@users.noreply.github.com>2025-07-21 09:30:24 -0700
committerGitHub <noreply@github.com>2025-07-21 16:30:24 +0000
commit368ddbb7b99dfb939d20f53c35d05b2b4758bd64 (patch)
tree25f86c54c3949a5fe4dd11c704d67e63a6e7d4e3 /source/slang/slang-ir-clone.cpp
parent7343c7110c38b3ce71d679222dccf438190865b0 (diff)
Add utility to trace creation of problematic IRInsts to assist LLM in debugging (#7820)
* Initial plan * Add SLANG_DEBUG_IR_BREAK environment variable support Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Apply code formatting to SLANG_DEBUG_IR_BREAK implementation Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Improve stack trace debugging with -rdynamic flag and backtrace_symbols Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Address PR feedback: use PlatformUtil::getEnvironmentVariable, remove -rdynamic flag, and delete fallback branch Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Address PR feedback: simplify env var parsing, move backtrace to PlatformUtil, use #if for SLANG_LINUX_FAMILY Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Address PR feedback: remove unneeded include, make backtrace() more generic by removing uid parameter Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * Fix and clone source tracking. * Add python script to dump traces. * Update instructions. * Batch calls to addr2line * Cleanup claude instructions. * update claude action. * Remove duplicated build instructions from claude.yml workflow Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> * fix build error. * Fix build errors --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: csyonghe <2652293+csyonghe@users.noreply.github.com> Co-authored-by: Yong He <yonghe@outlook.com> Co-authored-by: Gangzheng Tong <tonggangzheng@gmail.com>
Diffstat (limited to 'source/slang/slang-ir-clone.cpp')
-rw-r--r--source/slang/slang-ir-clone.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/source/slang/slang-ir-clone.cpp b/source/slang/slang-ir-clone.cpp
index 74a972c1d..a7b68efe2 100644
--- a/source/slang/slang-ir-clone.cpp
+++ b/source/slang/slang-ir-clone.cpp
@@ -54,6 +54,10 @@ IRInst* cloneInstAndOperands(IRCloneEnv* env, IRBuilder* builder, IRInst* oldIns
SLANG_ASSERT(builder);
SLANG_ASSERT(oldInst);
+#if SLANG_ENABLE_IR_BREAK_ALLOC
+ _debugSetInstBeingCloned(oldInst->_debugUID);
+ SLANG_DEFER(_debugResetInstBeingCloned());
+#endif
// We start by mapping the type of the orignal instruction
// to its replacement value, if any.
//