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Fix lowering crash when a SpecificInst's inst_id doesn't emit a value (#7880)

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Nicholas Bishop
2026-10-01 19:17:49 +00:00
committed by GitHub
parent f1bf789481
commit 3dadff7d01
4 changed files with 205 additions and 6 deletions
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toolchain/lower/function_context.h
+7 -1
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@@ -116,7 +116,13 @@ class FunctionContext {
auto IsConstant(SemIR::InstId) -> bool;
// Returns a value for the given instruction.
auto GetValue(SemIR::InstId inst_id) -> llvm::Value*;
//
// If `require_value` is true, the instruction is required to have emitted a
// value or have a concrete constant in the current specific, and will CHECK
// if these conditions are not met. If `require_value` is false, `nullptr`
// will be returned instead if there is no value for the instruction.
auto GetValue(SemIR::InstId inst_id, bool require_value = true)
-> llvm::Value*;
// Sets the value for the given instruction.
auto SetLocal(SemIR::InstId inst_id, llvm::Value* value) -> void {