Fix mono's Wsingle-bit-bitfield-constant-conversion #90068
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am11
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BrzVlad,
SamMonoRT,
kotlarmilos,
lambdageek,
thaystg and
vargaz
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ghost
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Looks ok, but the new types should be consistent, i.e. use |
I've followed the type nearby code was preferring. e.g. jit-info.h has number of existing bitfields using guint32. |
vargaz
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Aug 6, 2023
akoeplinger
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Aug 29, 2023
| 1. For the special anonymous containers kept by MonoImage. | ||
| 2. When user code creates a generic parameter via SRE, but has not yet set an owner. */ | ||
| int is_anonymous : 1; | ||
| gint is_anonymous : 1; |
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@am11 these still raise the warning in main, should this have been guint?
/__w/1/s/src/mono/mono/metadata/sre.c:1626:33: warning: implicit truncation from 'int' to a one-bit wide bit-field changes value from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion]
generic_container->is_method = TRUE;
^ ~~~~
/__w/1/s/src/mono/mono/metadata/sre.c:1631:36: warning: implicit truncation from 'int' to a one-bit wide bit-field changes value from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion]
generic_container->is_anonymous = TRUE;
^ ~~~~
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Thanks, yes guint is correct.
akoeplinger
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Aug 30, 2023
It was supposed to be fixed in dotnet#90068 but we should've used `guint` for the one-bit bitfield.
akoeplinger
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It was supposed to be fixed in #90068 but we should've used `guint` for the one-bit bitfield.
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Warnings are of the form:
reported on linux-x64 build (with cc: clang 17 rc1).