d: Merge upstream dmd cf63dd8e5, druntime caf14b0f, phobos 41aaf8c26.

D front-end changes:

    - Import dmd v2.099.0-rc.1.
    - The `main' can now return type `noreturn' and supports return
      inference.

D Runtime changes:

    - Import druntime v2.099.0-rc.1.
    - C bindings for stat_t on powerpc-linux has been fixed.

Phobos changes:

    - Import phobos v2.099.0-rc.1.

gcc/d/ChangeLog:

	* d-target.cc (Target::_init): Initialize C type size fields.
	* dmd/MERGE: Merge upstream dmd cf63dd8e5.
	* dmd/VERSION: Update version to v2.099.0-rc.1.

libphobos/ChangeLog:

	* libdruntime/MERGE: Merge upstream druntime caf14b0f.
	* src/MERGE: Merge upstream phobos 41aaf8c26.

gcc/testsuite/ChangeLog:

	* gdc.dg/torture/simd7413a.d: Update.
	* gdc.dg/ubsan/pr88957.d: Update.
	* gdc.dg/simd18489.d: New test.
	* gdc.dg/torture/simd21727.d: New test.

4 files changed, 53 insertions, 2 deletions

diff --git a/gcc/testsuite/gdc.dg/simd18489.d b/gcc/testsuite/gdc.dg/simd18489.d
new file mode 100644
index 0000000..4591f68
--- /dev/null
+++ b/gcc/testsuite/gdc.dg/simd18489.d
@@ -0,0 +1,8 @@
+// { dg-additional-options "-mavx" { target avx_runtime } }
+// { dg-do compile { target { avx_runtime || vect_sizes_16B_8B } } }
+// { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
+import core.simd;
+
+double dot (double2 a) {
+    return a.ptr[0] * a.ptr[1];
+}
diff --git a/gcc/testsuite/gdc.dg/torture/simd21727.d b/gcc/testsuite/gdc.dg/torture/simd21727.d
new file mode 100644
index 0000000..d277f53
--- /dev/null
+++ b/gcc/testsuite/gdc.dg/torture/simd21727.d
@@ -0,0 +1,43 @@
+// https://issues.dlang.org/show_bug.cgi?id=21727
+// { dg-additional-options "-mavx" { target avx_runtime } }
+// { dg-do run { target { avx_runtime || vect_sizes_16B_8B } } }
+// { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
+import core.simd;
+
+@nogc nothrow pure @safe:
+
+struct Float4
+{
+    float4 mVector;
+
+    pragma(inline, false) ref typeof(this) doubleInPlace() return
+    @nogc nothrow pure @safe
+    {
+        mVector = mVector + mVector;
+        return this;
+    }
+}
+
+pragma(inline, false) Float4 identity(Float4 a)
+{
+    return a;
+}
+
+pragma(inline, true) Float4 twoTimes(const ref Float4 a)
+{
+    return Float4(a.mVector + a.mVector);
+}
+
+pragma(inline, false) Float4 fourTimes(const Float4 a)
+{
+    auto x = identity(a);
+    auto y = x.doubleInPlace(); // This crashed in dmd.backend.cgxmm.xmmload.
+    auto z = twoTimes(y);
+    return z;
+}
+
+void main()
+{
+    const c = fourTimes(Float4([5,7,11,13]));
+    assert(c.mVector.array == [20, 28, 44, 52]);
+}
diff --git a/gcc/testsuite/gdc.dg/torture/simd7413a.d b/gcc/testsuite/gdc.dg/torture/simd7413a.d
index 13bd69a..38c9924 100644
--- a/gcc/testsuite/gdc.dg/torture/simd7413a.d
+++ b/gcc/testsuite/gdc.dg/torture/simd7413a.d
@@ -2,7 +2,6 @@
 // { dg-additional-options "-mavx" { target avx_runtime } }
 // { dg-do run { target { avx_runtime || vect_sizes_16B_8B } } }
 // { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
-// { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
 import core.simd;
 
 void main()
diff --git a/gcc/testsuite/gdc.dg/ubsan/pr88957.d b/gcc/testsuite/gdc.dg/ubsan/pr88957.d
index e6366d4..23433d5 100644
--- a/gcc/testsuite/gdc.dg/ubsan/pr88957.d
+++ b/gcc/testsuite/gdc.dg/ubsan/pr88957.d
@@ -1,5 +1,6 @@
 // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88957
-// { dg-do compile }
+// { dg-additional-options "-mavx" { target avx_runtime } }
+// { dg-do compile { target { avx_runtime || vect_sizes_16B_8B } } }
 // { dg-additional-options "-fsanitize=undefined" }
 
 alias int4 = __vector(int[4]);