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@dependabot dependabot bot commented on behalf of github Apr 12, 2024

Bumps idna from 3.4 to 3.7.

Release notes

Sourced from idna's releases.

v3.7

What's Changed

  • Fix issue where specially crafted inputs to encode() could take exceptionally long amount of time to process. [CVE-2024-3651]

Thanks to Guido Vranken for reporting the issue.

Full Changelog: kjd/idna@v3.6...v3.7

Changelog

Sourced from idna's changelog.

3.7 (2024-04-11) ++++++++++++++++

  • Fix issue where specially crafted inputs to encode() could take exceptionally long amount of time to process. [CVE-2024-3651]

Thanks to Guido Vranken for reporting the issue.

3.6 (2023-11-25) ++++++++++++++++

  • Fix regression to include tests in source distribution.

3.5 (2023-11-24) ++++++++++++++++

  • Update to Unicode 15.1.0
  • String codec name is now "idna2008" as overriding the system codec "idna" was not working.
  • Fix typing error for codec encoding
  • "setup.cfg" has been added for this release due to some downstream lack of adherence to PEP 517. Should be removed in a future release so please prepare accordingly.
  • Removed reliance on a symlink for the "idna-data" tool to comport with PEP 517 and the Python Packaging User Guide for sdist archives.
  • Added security reporting protocol for project

Thanks Jon Ribbens, Diogo Teles Sant'Anna, Wu Tingfeng for contributions to this release.

Commits
  • 1d365e1 Release v3.7
  • c1b3154 Merge pull request #172 from kjd/optimize-contextj
  • 0394ec7 Merge branch 'master' into optimize-contextj
  • cd58a23 Merge pull request #152 from elliotwutingfeng/dev
  • 5beb28b More efficient resolution of joiner contexts
  • 1b12148 Update ossf/scorecard-action to v2.3.1
  • d516b87 Update Github actions/checkout to v4
  • c095c75 Merge branch 'master' into dev
  • 60a0a4c Fix typo in GitHub Actions workflow key
  • 5918a0e Merge branch 'master' into dev
  • Additional commits viewable in compare view

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Bumps [idna](https://github.com/kjd/idna) from 3.4 to 3.7.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.rst)
- [Commits](kjd/idna@v3.4...v3.7)

---
updated-dependencies:
- dependency-name: idna
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python Pull requests that update Python code labels Apr 12, 2024
mh4ck-Thales pushed a commit that referenced this pull request Jun 12, 2025
…142952)

This was removed in llvm#135343 in
favour of making it a format variable, which we do here. This follows
the precedent of the `[opt]` and `[artificial]` markers.

Before:
```
 thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.2
 * frame #0: 0x000000010000037c a.out`inlined1() at inline.cpp:4:3
   frame #1: 0x000000010000037c a.out`regular() at inline.cpp:6:17
   frame #2: 0x00000001000003b8 a.out`inlined2() at inline.cpp:7:43
   frame #3: 0x00000001000003b4 a.out`main at inline.cpp:10:3
   frame #4: 0x0000000186345be4 dyld`start + 7040
```

After (note the `[inlined]` markers):
```
thread #1, queue = 'com.apple.main-thread', stop reason = breakpoint 1.2
* frame #0: 0x000000010000037c a.out`inlined1() at inline.cpp:4:3 [inlined]
  frame #1: 0x000000010000037c a.out`regular() at inline.cpp:6:17
  frame #2: 0x00000001000003b8 a.out`inlined2() at inline.cpp:7:43 [inlined]
  frame #3: 0x00000001000003b4 a.out`main at inline.cpp:10:3
  frame #4: 0x0000000186345be4 dyld`start + 7040
```

rdar://152642178
mh4ck-Thales pushed a commit that referenced this pull request Dec 12, 2025
… errors (llvm#169989)

We can see the following while running clang-repl in C mode 
```
anutosh491@vv-nuc:/build/anutosh491/llvm-project/build/bin$ ./clang-repl --Xcc=-x --Xcc=c --Xcc=-std=c23
clang-repl> printf("hi\n");
In file included from <<< inputs >>>:1:
input_line_1:1:1: error: call to undeclared library function 'printf' with type 'int (const char *, ...)'; ISO C99 and
      later do not support implicit function declarations [-Wimplicit-function-declaration]
    1 | printf("hi\n");
      | ^
input_line_1:1:1: note: include the header <stdio.h> or explicitly provide a declaration for 'printf'
error: Parsing failed.
clang-repl> #include <stdio.h>
hi
```

In debug mode while dumping the generated Module, i see this 
```
clang-repl> printf("hi\n");
In file included from <<< inputs >>>:1:
input_line_1:1:1: error: call to undeclared library function 'printf' with type 'int (const char *, ...)'; ISO C99 and
      later do not support implicit function declarations [-Wimplicit-function-declaration]
    1 | printf("hi\n");
      | ^
input_line_1:1:1: note: include the header <stdio.h> or explicitly provide a declaration for 'printf'
error: Parsing failed.
clang-repl> #include <stdio.h>

=== compile-ptu 1 ===
[TU=0x55556cfbf830, M=0x55556cfc13a0 (incr_module_1)]
[LLVM IR]
; ModuleID = 'incr_module_1'
source_filename = "incr_module_1"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str = private unnamed_addr constant [4 x i8] c"hi\0A\00", align 1
@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @_GLOBAL__sub_I_incr_module_1, ptr null }]

define internal void @__stmts__0() #0 {
entry:
  %call = call i32 (ptr, ...) @printf(ptr noundef @.str)
  ret void
}

declare i32 @printf(ptr noundef, ...) #1

; Function Attrs: noinline nounwind uwtable
define internal void @_GLOBAL__sub_I_incr_module_1() #2 section ".text.startup" {
entry:
  call void @__stmts__0()
  ret void
}

attributes #0 = { "min-legal-vector-width"="0" }
attributes #1 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { noinline nounwind uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3, !4}
!llvm.ident = !{!5}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{i32 7, !"frame-pointer", i32 2}
!5 = !{!"clang version 22.0.0git (https://github.com/anutosh491/llvm-project.git 81ad8fb)"}
=== end compile-ptu ===

execute-ptu 1: [TU=0x55556cfbf830, M=0x55556cfc13a0 (incr_module_1)]
hi
```

Basically I see that CodeGen emits IR for a cell before we know whether
DiagnosticsEngine has an error. For C code like `printf("hi\n");`
without <stdio.h>, Sema emits a diagnostic but still produces a
"codegen-able" `TopLevelStmt`, so the `printf` call is IR-generated into
the current module.

Previously, when `Diags.hasErrorOccurred()` was true, we only cleaned up
the PTU AST and left the CodeGen module untouched. The next successful
cell then called `GenModule()`, which returned that same module (now
also containing the next cell’s IR), causing side effects from the
failed cell (e.g. printf)
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