Message ID | 20170921013821.1673-1-jsnow@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Wed, Sep 20, 2017 at 09:38:21PM -0400, John Snow wrote: > Apparently GCC gets bent over comparing enum values against zero. > Replace the conditional with something less readable. > > Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> > Signed-off-by: John Snow <jsnow@redhat.com> > > --- > > v2: Second verse, same as the first. > Signed-off-by: John Snow <jsnow@redhat.com> > --- > hw/ide/ahci.c | 2 +- > hw/ide/core.c | 2 +- > include/hw/ide/internal.h | 3 +-- > 3 files changed, 3 insertions(+), 4 deletions(-) Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
On 21 September 2017 at 13:25, Stefan Hajnoczi <stefanha@gmail.com> wrote: > On Wed, Sep 20, 2017 at 09:38:21PM -0400, John Snow wrote: >> Apparently GCC gets bent over comparing enum values against zero. >> Replace the conditional with something less readable. >> >> Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> >> Signed-off-by: John Snow <jsnow@redhat.com> >> >> --- >> >> v2: Second verse, same as the first. >> Signed-off-by: John Snow <jsnow@redhat.com> >> --- >> hw/ide/ahci.c | 2 +- >> hw/ide/core.c | 2 +- >> include/hw/ide/internal.h | 3 +-- >> 3 files changed, 3 insertions(+), 4 deletions(-) > > Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Thanks, applied to master as a buildfix. -- PMM
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 24c65df..32d1296 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -184,7 +184,7 @@ static void ahci_check_irq(AHCIState *s) static void ahci_trigger_irq(AHCIState *s, AHCIDevice *d, enum AHCIPortIRQ irqbit) { - g_assert(irqbit >= 0 && irqbit < 32); + g_assert((unsigned)irqbit < 32); uint32_t irq = 1U << irqbit; uint32_t irqstat = d->port_regs.irq_stat | irq; diff --git a/hw/ide/core.c b/hw/ide/core.c index a19bd90..d63eb4a 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -68,7 +68,7 @@ const char *IDE_DMA_CMD_lookup[IDE_DMA__COUNT] = { static const char *IDE_DMA_CMD_str(enum ide_dma_cmd enval) { - if (enval >= IDE_DMA__BEGIN && enval < IDE_DMA__COUNT) { + if ((unsigned)enval < IDE_DMA__COUNT) { return IDE_DMA_CMD_lookup[enval]; } return "DMA UNKNOWN CMD"; diff --git a/include/hw/ide/internal.h b/include/hw/ide/internal.h index 180e00e..e641012 100644 --- a/include/hw/ide/internal.h +++ b/include/hw/ide/internal.h @@ -333,8 +333,7 @@ struct unreported_events { }; enum ide_dma_cmd { - IDE_DMA__BEGIN = 0, - IDE_DMA_READ = IDE_DMA__BEGIN, + IDE_DMA_READ = 0, IDE_DMA_WRITE, IDE_DMA_TRIM, IDE_DMA_ATAPI,