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Avoid recursion in InstNamer::CollectNamesInBlock (#4706)

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Use a deque to maintain the set of instructions to be walked over. so
that the loop can append more instructions (with their related scope)
during iteration without requiring recursion.

---------

Co-authored-by: jonmeow <jperkins@google.com>
This commit is contained in:
Dana Jansens
2024-12-20 16:12:06 +00:00
committed by GitHub
co-authored by jonmeow
parent aca862ceff
commit 6cb660f5ad
92 changed files with 974 additions and 955 deletions
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toolchain/lower/testdata/array/array_in_place.carbon
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@@ -23,10 +23,10 @@ fn G() {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %v.var = alloca [2 x { i32, i32, i32 }], align 8, !dbg !7
// CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 24, ptr %v.var), !dbg !7
// CHECK:STDOUT: %.loc14_42.1.array.index = getelementptr inbounds [2 x { i32, i32, i32 }], ptr %v.var, i32 0, i64 0, !dbg !8
// CHECK:STDOUT: call void @_CF.Main(ptr %.loc14_42.1.array.index), !dbg !9
// CHECK:STDOUT: %.loc14_42.3.array.index = getelementptr inbounds [2 x { i32, i32, i32 }], ptr %v.var, i32 0, i64 1, !dbg !8
// CHECK:STDOUT: call void @_CF.Main(ptr %.loc14_42.3.array.index), !dbg !10
// CHECK:STDOUT: %.loc14_42.2.array.index = getelementptr inbounds [2 x { i32, i32, i32 }], ptr %v.var, i32 0, i64 0, !dbg !8
// CHECK:STDOUT: call void @_CF.Main(ptr %.loc14_42.2.array.index), !dbg !9
// CHECK:STDOUT: %.loc14_42.4.array.index = getelementptr inbounds [2 x { i32, i32, i32 }], ptr %v.var, i32 0, i64 1, !dbg !8
// CHECK:STDOUT: call void @_CF.Main(ptr %.loc14_42.4.array.index), !dbg !10
// CHECK:STDOUT: ret void, !dbg !11
// CHECK:STDOUT: }
// CHECK:STDOUT: