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From: Jeff Law <law@sourceware.org> To: gcc-cvs-wwwdocs@gcc.gnu.org Subject: gcc-wwwdocs branch master updated. 32b8d79b35c43ac4f1f09662988ca297b19ec947 Date: Mon, 30 Nov 2020 17:56:59 +0000 (GMT) [thread overview] Message-ID: <20201130175659.BCFB3385782C@sourceware.org> (raw) This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "gcc-wwwdocs". The branch, master has been updated via 32b8d79b35c43ac4f1f09662988ca297b19ec947 (commit) from df8e807fa3d534472e1b2084b5fcfc761888ccbc (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 32b8d79b35c43ac4f1f09662988ca297b19ec947 Author: Marius Hillenbrand <mhillen@linux.ibm.com> Date: Mon Nov 30 10:56:31 2020 -0700 gcc-11/changes: Document new configure flag --enable-s390-excess-float-precision diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html index 46a6a372..20f29677 100644 --- a/htdocs/gcc-11/changes.html +++ b/htdocs/gcc-11/changes.html @@ -340,7 +340,20 @@ a work-in-progress.</p> <!-- <h3 id="powerpc">PowerPC / PowerPC64 / RS6000</h3> --> -<!-- <h3 id="s390">S/390, System z, IBM z Systems</h3> --> +<h3 id="s390">S/390, System z, IBM Z Systems</h3> +<ul> + <li>The behavior when compiling with <code>-fexcess-precision=standard</code> + (e.g., implied by <code>-std=c99</code>) on s390(x) targets can now be + controlled at configure time with the flag + <code>--enable-s390-excess-float-precision</code>. When enabled, gcc will + maintain previous behavior and evaluate float expressions in double + precision, which aligns with the definition of <code>float_t</code> as + <code>double</code>. With the flag disabled, gcc will always evaluate + float expressions in single precision. In native builds, gcc will by + default match the definition of <code>float_t</code> in the installed + glibc. + </li> +</ul> <!-- <h3 id="riscv">RISC-V</h3> --> ----------------------------------------------------------------------- Summary of changes: htdocs/gcc-11/changes.html | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) hooks/post-receive -- gcc-wwwdocs
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