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Ensure SketchParams is always fully initialized #28771

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Merged
merged 1 commit into from
Sep 3, 2024

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@QuLogic QuLogic commented Aug 31, 2024

PR summary

This fixes the following errors from valgrind:

Conditional jump or move depends on uninitialised value(s)
   at 0x377C3EE4: UnknownInlinedFun (path_converters.h:1025)
   by 0x377C3EE4: UnknownInlinedFun (_backend_agg.h:477)
   by 0x377C3EE4: PyRendererAgg_draw_path(PyRendererAgg*, _object*) [clone .lto_priv.0] (_backend_agg_wrapper.cpp:197)
   by 0x49E8705: method_vectorcall_VARARGS (descrobject.c:331)
   by 0x4A03B7B: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A03B7B: PyObject_Vectorcall (call.c:325)
   by 0x49ECEA4: _PyEval_EvalFrameDefault (bytecodes.c:2714)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B737: UnknownInlinedFun (call.c:419)
   by 0x4A2B737: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B737: method_vectorcall (classobject.c:61)
   by 0x4A19144: _PyVectorcall_Call (call.c:283)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x49E6CBA: _PyObject_FastCallDictTstate (call.c:144)

Conditional jump or move depends on uninitialised value(s)
   at 0x377C3F4F: UnknownInlinedFun (path_converters.h:1030)
   by 0x377C3F4F: UnknownInlinedFun (_backend_agg.h:477)
   by 0x377C3F4F: PyRendererAgg_draw_path(PyRendererAgg*, _object*) [clone .lto_priv.0] (_backend_agg_wrapper.cpp:197)
   by 0x49E8705: method_vectorcall_VARARGS (descrobject.c:331)
   by 0x4A03B7B: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A03B7B: PyObject_Vectorcall (call.c:325)
   by 0x49ECEA4: _PyEval_EvalFrameDefault (bytecodes.c:2714)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B737: UnknownInlinedFun (call.c:419)
   by 0x4A2B737: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B737: method_vectorcall (classobject.c:61)
   by 0x4A19144: _PyVectorcall_Call (call.c:283)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x49E6CBA: _PyObject_FastCallDictTstate (call.c:144)

PR checklist

This fixes the following errors from valgrind:
```
Conditional jump or move depends on uninitialised value(s)
   at 0x377C3EE4: UnknownInlinedFun (path_converters.h:1025)
   by 0x377C3EE4: UnknownInlinedFun (_backend_agg.h:477)
   by 0x377C3EE4: PyRendererAgg_draw_path(PyRendererAgg*, _object*) [clone .lto_priv.0] (_backend_agg_wrapper.cpp:197)
   by 0x49E8705: method_vectorcall_VARARGS (descrobject.c:331)
   by 0x4A03B7B: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A03B7B: PyObject_Vectorcall (call.c:325)
   by 0x49ECEA4: _PyEval_EvalFrameDefault (bytecodes.c:2714)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B737: UnknownInlinedFun (call.c:419)
   by 0x4A2B737: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B737: method_vectorcall (classobject.c:61)
   by 0x4A19144: _PyVectorcall_Call (call.c:283)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x49E6CBA: _PyObject_FastCallDictTstate (call.c:144)

Conditional jump or move depends on uninitialised value(s)
   at 0x377C3F4F: UnknownInlinedFun (path_converters.h:1030)
   by 0x377C3F4F: UnknownInlinedFun (_backend_agg.h:477)
   by 0x377C3F4F: PyRendererAgg_draw_path(PyRendererAgg*, _object*) [clone .lto_priv.0] (_backend_agg_wrapper.cpp:197)
   by 0x49E8705: method_vectorcall_VARARGS (descrobject.c:331)
   by 0x4A03B7B: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A03B7B: PyObject_Vectorcall (call.c:325)
   by 0x49ECEA4: _PyEval_EvalFrameDefault (bytecodes.c:2714)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B684: UnknownInlinedFun (call.c:419)
   by 0x4A2B684: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B684: method_vectorcall (classobject.c:91)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x4A2B737: UnknownInlinedFun (call.c:419)
   by 0x4A2B737: UnknownInlinedFun (pycore_call.h:92)
   by 0x4A2B737: method_vectorcall (classobject.c:61)
   by 0x4A19144: _PyVectorcall_Call (call.c:283)
   by 0x49F1E44: UnknownInlinedFun (call.c:387)
   by 0x49F1E44: _PyEval_EvalFrameDefault (bytecodes.c:3262)
   by 0x49E6CBA: _PyObject_FastCallDictTstate (call.c:144)
```
@tacaswell tacaswell merged commit d8ff960 into matplotlib:main Sep 3, 2024
43 checks passed
@tacaswell tacaswell added this to the v3.10.0 milestone Sep 3, 2024
@dihm dihm mentioned this pull request Sep 3, 2024
1 task
@QuLogic QuLogic deleted the sketch-init branch September 4, 2024 02:58
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3 participants