This patch breaks the GCC5 build:
On 10/09/17 16:17, Jian J Wang wrote:
> diff --git a/IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c
> b/IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c
> index 3d9a8b9649..f42c13cd89 100644
> --- a/IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c
> +++ b/IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c
> @@ -57,7 +57,11 @@ LegacyBiosInt86 (
> IN EFI_IA32_REGISTER_SET *Regs
> )
> {
> - UINT32 *VectorBase;
> + UINT16 Segment;
> + UINT16 Offset;
> + LEGACY_BIOS_INSTANCE *Private;
> +
> + Private = LEGACY_BIOS_INSTANCE_FROM_THIS (This);
>
> Regs->X.Flags.Reserved1 = 1;
> Regs->X.Flags.Reserved2 = 0;
> @@ -72,12 +76,15 @@ LegacyBiosInt86 (
> // The base address of legacy interrupt vector table is 0.
> // We use this base address to get the legacy interrupt handler.
> //
> - VectorBase = 0;
> + DisableNullDetection ();
> + Segment = (UINT16)(((UINT32 *)0)[BiosInt] >> 16);
> + Offset = (UINT16)((UINT32 *)0)[BiosInt];
> + EnableNullDetection ();
>
> return InternalLegacyBiosFarCall (
> This,
> - (UINT16) ((VectorBase)[BiosInt] >> 16),
> - (UINT16) (VectorBase)[BiosInt],
> + Segment,
> + Offset,
> Regs,
> &Regs->X.Flags,
> sizeof (Regs->X.Flags)
IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c: In function
'LegacyBiosInt86':
IntelFrameworkModulePkg/Csm/LegacyBiosDxe/Thunk.c:62:26: error: variable
'Private' set but not used [-Werror=unused-but-set-variable]
LEGACY_BIOS_INSTANCE *Private;
^~~~~~~
cc1: all warnings being treated as errors
Can you please send a patch?
Thanks!
Laszlo
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