[simd.math] Add missing return keywords (#8374)

Author: mattkretz

source/numerics.tex

@@ -19469,7 +19469,7 @@
 template<class... Args>
 Ret @\placeholder{math-func-vec}@(Args... args) {
   return Ret([&](@\exposid{simd-size-type}@ i) {
-      @\placeholder{math-func}@(@\exposid{make-compatible-simd-t}@<Ret, Args>(args)[i]...);
+    return @\placeholder{math-func}@(@\exposid{make-compatible-simd-t}@<Ret, Args>(args)[i]...);
   });
 }
 \end{codeblock}
@@ -19632,7 +19632,7 @@
 template<class... Args>
 Ret @\placeholder{math-func-vec}@(Args... args) {
   return Ret([&](@\exposid{simd-size-type}@ i) {
-      @\placeholder{math-func}@(@\exposid{make-compatible-simd-t}@<Ret, Args>(args)[i]...);
+    return @\placeholder{math-func}@(@\exposid{make-compatible-simd-t}@<Ret, Args>(args)[i]...);
   });
 }
 \end{codeblock}
@@ -19666,7 +19666,7 @@
 pair<Ret, rebind_t<int, Ret>> @\placeholder{frexp-vec}@(const V& x) {
   int r1[Ret::size()];
   Ret r0([&](@\exposid{simd-size-type}@ i) {
-    frexp(@\exposid{make-compatible-simd-t}@<Ret, V>(x)[i], &r1[i]);
+    return frexp(@\exposid{make-compatible-simd-t}@<Ret, V>(x)[i], &r1[i]);
   });
   return {r0, rebind_t<int, Ret>(r1)};
 }
@@ -19700,8 +19700,8 @@
 pair<Ret, rebind_t<int, Ret>> @\placeholder{remquo-vec}@(const V0& x, const V1& y) {
   int r1[Ret::size()];
   Ret r0([&](@\exposid{simd-size-type}@ i) {
-    remquo(@\exposid{make-compatible-simd-t}@<Ret, V0>(x)[i],
-           @\exposid{make-compatible-simd-t}@<Ret, V1>(y)[i], &r1[i]);
+    return remquo(@\exposid{make-compatible-simd-t}@<Ret, V0>(x)[i],
+                  @\exposid{make-compatible-simd-t}@<Ret, V1>(y)[i], &r1[i]);
   });
   return {r0, rebind_t<int, Ret>(r1)};
 }
@@ -19741,7 +19741,7 @@
 pair<V, V> @\placeholder{modf-vec}@(const V& x) {
   T r1[Ret::size()];
   V r0([&](@\exposid{simd-size-type}@ i) {
-    modf(V(x)[i], &r1[i]);
+    return modf(V(x)[i], &r1[i]);
   });
   return {r0, V(r1)};
 }