Fix some typos

Author: dns2utf8

compiler-builtins/src/float/add.rs

@@ -130,7 +130,7 @@ where
             return F::from_bits(MinInt::ZERO);
         }
 
-        // If partial cancellation occured, we need to left-shift the result
+        // If partial cancellation occurred, we need to left-shift the result
         // and adjust the exponent:
         if a_significand < implicit_bit << 3 {
             let shift = a_significand.leading_zeros() as i32

compiler-builtins/src/probestack.rs

@@ -73,7 +73,7 @@ pub unsafe extern "custom" fn __rust_probestack() {
             // page needed.
             //
             // Note that we're also testing against `8(%rsp)` to account for the 8
-            // bytes pushed on the stack orginally with our return address. Using
+            // bytes pushed on the stack originally with our return address. Using
             // `8(%rsp)` simulates us testing the stack pointer in the caller's
             // context.
 

etc/update-api-list.py

@@ -34,7 +34,7 @@ def eprint(*args, **kwargs):
 
 @dataclass
 class Crate:
-    """Representation of public interfaces and function defintion locations in
+    """Representation of public interfaces and function definition locations in
     `libm`.
     """
 

libm/src/math/rem_pio2_large.rs

@@ -146,7 +146,7 @@ const PIO2: [f64; 8] = [
 //                      x[i] = floor(z)
 //                      z    = (z-x[i])*2**24
 //
-//      y[]     ouput result in an array of double precision numbers.
+//      y[]     output result in an array of double precision numbers.
 //              The dimension of y[] is:
 //                      24-bit  precision       1
 //                      53-bit  precision       2