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On Sat, Sep 30, 2006 at 03:48:53PM -0600, Ryan Hill wrote: |
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> Lionel Bouton wrote: |
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> > There are already good resources (http://gentoo-wiki.com/CFLAGS_matrix |
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> > was mentioned to me by robbat2) but they may not be advertised enough. |
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> Most of the info on that page is wrong. |
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The items on there that note breakages are reasonably correct. |
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-fvisibility=hidden and -ffast-math DO cause breakages. |
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-ftree-loop-linear likewise is broken on GCC4.1 last I checked. |
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> > I'd like to propose a paragraph to the GWN editor which presents some |
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> > gotchas and good references on the subject. |
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> Honestly, the only good reference is the Safe CFLAGS page. |
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The objective here was mainly to point out some things that users are |
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doing that are causing breakages, leading to bugs that are ultimately |
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marked INVALID after much tracing. |
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-- |
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Robin Hugh Johnson |
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E-Mail : robbat2@g.o |
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GnuPG FP : 11AC BA4F 4778 E3F6 E4ED F38E B27B 944E 3488 4E85 |